Update MW_FloatingBarIcons.cs

Ink Canvas/MainWindow_cs/MW_FloatingBarIcons.cs

@@ -1408,6 +1408,8 @@ namespace Ink_Canvas
                     {
                         inkCanvas.EditingMode = InkCanvasEditingMode.Ink;
                     }
+
+                    ResetTouchStates();
                 });
             }).Start();
         }
@@ -2360,7 +2362,11 @@ namespace Ink_Canvas
 
             drawingShapeMode = 0;
 
+            // 这样从线擦切换回批注时，可以恢复之前的荧光笔状态
+            // penType 和 drawingAttributes 的状态将在 PenIcon_Click 中根据 wasHighlighter 来恢复
+
             inkCanvas_EditingModeChanged(inkCanvas, null);
+            CancelSingleFingerDragMode();
 
             HideSubPanels("eraserByStrokes");
 
@@ -2860,11 +2866,97 @@ namespace Ink_Canvas
             // 恢复非笔画元素
             RestoreNonStrokeElements(preservedElements);
 
+            CancelSingleFingerDragMode();
+
             if (Settings.Canvas.ClearCanvasAndClearTimeMachine) timeMachine.ClearStrokeHistory();
+
+            if (Settings.Gesture.IsEnableMultiTouchMode && ToggleSwitchEnableMultiTouchMode != null && ToggleSwitchEnableMultiTouchMode.IsOn)
+            {
+                ReinitializeMultiTouchMode();
+            }
         }
 
         private bool lastIsInMultiTouchMode;
 
+        private void ReinitializeMultiTouchMode()
+        {
+            try
+            {
+                if (!isInMultiTouchMode)
+                {
+                    isInMultiTouchMode = true;
+                }
+
+                inkCanvas.TouchDown -= Main_Grid_TouchDown;
+                inkCanvas.TouchDown += MainWindow_TouchDown;
+                inkCanvas.StylusDown += MainWindow_StylusDown;
+                inkCanvas.StylusMove += MainWindow_StylusMove;
+                inkCanvas.StylusUp += MainWindow_StylusUp;
+
+            }
+            catch (Exception)
+            {
+            }
+        }
+
+        private void CancelSingleFingerDragMode()
+        {
+            if (ToggleSwitchDrawShapeBorderAutoHide.IsOn) CollapseBorderDrawShape();
+
+            GridInkCanvasSelectionCover.Visibility = Visibility.Collapsed;
+
+            if (isSingleFingerDragMode) BtnFingerDragMode_Click(BtnFingerDragMode, null);
+            isLongPressSelected = false;
+
+            ResetTouchStates();
+        }
+
+        /// <summary>
+        /// 重置所有触摸相关状态，
+        /// </summary>
+        private void ResetTouchStates()
+        {
+            try
+            {
+                // 清空触摸点计数器
+                dec.Clear();
+
+
+                // 重置单指拖动模式状态
+                if (isSingleFingerDragMode)
+                {
+                    isSingleFingerDragMode = false;
+                    if (BtnFingerDragMode != null)
+                    {
+                        BtnFingerDragMode.Content = "单指\n拖动";
+                    }
+                }
+
+                // 重置手掌擦状态
+                if (isPalmEraserActive)
+                {
+                    isPalmEraserActive = false;
+                }
+
+                // 确保触摸事件能正常响应
+                inkCanvas.IsHitTestVisible = true;
+                inkCanvas.IsManipulationEnabled = true;
+
+                // 释放所有触摸捕获
+                inkCanvas.ReleaseAllTouchCaptures();
+
+                // 恢复UI元素的触摸响应
+                ViewboxFloatingBar.IsHitTestVisible = true;
+                BlackboardUIGridForInkReplay.IsHitTestVisible = true;
+
+
+            }
+            catch (Exception ex)
+            {
+                LogHelper.WriteLogToFile($"重置触摸状态失败: {ex.Message}", LogHelper.LogType.Error);
+            }
+        }
+
         private void BtnHideControl_Click(object sender, RoutedEventArgs e)
         {
             if (StackPanelControl.Visibility == Visibility.Visible)